CN111877507A

CN111877507A - Paving equipment and construction method for prefabricated HDPE linear drainage ditch

Info

Publication number: CN111877507A
Application number: CN202010705751.9A
Authority: CN
Inventors: 赵合毅; 赵勇; 谢全兵; 岳文海
Original assignee: Hunan Beishan Construction Group Co ltd
Current assignee: Hunan Beishan Construction Group Co ltd
Priority date: 2020-07-21
Filing date: 2020-07-21
Publication date: 2020-11-03
Anticipated expiration: 2040-07-21
Also published as: CN111877507B

Abstract

The invention relates to a prefabricated HDPE linear drainage ditch paving device and a construction method, which relate to the technical field of municipal construction and comprise a support frame, a first driving part and a second driving part, wherein the support frame is arranged on a support seat and comprises two mounting frames used for mounting pipelines to be welded and the first driving part used for driving the mounting frames to move; the tool apron is arranged on the supporting seat, a driving mechanism, a transmission mechanism and a second driving part are arranged on the supporting seat, the power input end of the driving mechanism is connected with the transmission mechanism, and the power input end of the transmission mechanism is connected with the second driving part; the cutting knife and the hot melt plate can be alternatively positioned between the end surfaces of two pipes to be welded to implement cutting and hot melt welding. The PE pipe welding machine has the effects of avoiding the trouble of work easily caused by manual carrying of a cutting knife and a hot melt plate by workers and realizing integration of the PE pipe welding work.

Description

Paving equipment and construction method for prefabricated HDPE linear drainage ditch

Technical Field

The invention relates to the technical field of municipal construction, in particular to paving equipment and a construction method for a prefabricated HDPE linear drainage ditch.

Background

PE is polyethylene plastic, the most basic plastic, plastic bags, preservative films and the like are PE, and HDPE is a nonpolar thermoplastic resin with high crystallinity. Welding of PE pipes, butt welds of PE pipes, the method provides the highest reliability and range of diameters and pressure processes: the end of the heated tube, using a tool, is said to be "mirrored" under the definition of contact pressure and temperature. The ends are brought into rapid contact and held under pressure for cooling joining.

When the PE pipe is welded, the two PE pipes are fixed through the fixture respectively and then butt joint ends of the two PE pipes are to be welded, the cutting knife is installed on the fixing fixture manually, the welding ends of the two PE pipes are to be welded in a grinding mode, the cutting knife is disassembled, the hot melting plate is installed on the fixing fixture and located between ports of the two PE pipes in the grinding mode, and accordingly welding of the PE pipes is achieved.

In view of the above-mentioned related art, the inventor thinks that there is the defect that carrying the cutting knife and the hot melt plate by hand by a worker to cut and weld easily causes great labor intensity and low production efficiency.

Disclosure of Invention

In order to solve the problem that manual labor intensity is high and production efficiency is low due to the fact that manual carrying of a worker for cutting and welding is carried out through a cutting knife and a hot melt plate, the application provides paving equipment and a construction method for a prefabricated HDPE linear drainage ditch.

The application provides a prefabricated HDPE linear drainage ditch paving device and a construction method thereof, which adopt the following technical scheme:

the utility model provides a prefabricated HDPE linear drainage ditch equipment of mating formation which characterized in that includes:

the supporting seat is used for providing support for all components of the equipment;

the supporting frame is arranged on the supporting seat and comprises two mounting frames used for mounting the pipelines to be welded and a first driving part used for driving the mounting frames to move, and at least one of the two mounting frames can slide relative to the fixing frame in the axial direction of the pipelines to be welded under the action of the first driving part so as to enable the end surfaces of the two pipelines to be welded to approach or separate;

the tool apron is arranged on the supporting seat, a driving mechanism, a transmission mechanism and a second driving part are arranged on the tool apron, the power input end of the driving mechanism is connected with the transmission mechanism, and the power input end of the transmission mechanism is connected with the second driving part;

the cutting knife and the hot melt plate are respectively connected with the output end of the transmission mechanism and can be alternately positioned between the end surfaces of two pipes to be welded to implement cutting and hot melt welding.

Through adopting above-mentioned technical scheme, when carrying out PE pipe welding, through placing two sections PE pipes on the mounting bracket on the support frame, treat welded PE pipe on through the mounting bracket is fixed, order about the cutting knife butt through actuating mechanism will treat welded two PE pipe's opening mill at the port department of two sections PE pipes and level down, aim at the kneck of two sections PE pipes with the hot melt board through driving piece switching cutting knife and carry out the hot melt, promote the mounting bracket through first driver part and make two sections PE pipe support tight veneer, with both ends PE union coupling in an organic whole, realize the hot melt connection of PE pipe, it cuts and welds the effect that causes artifical intensity of labour greatly and production efficiency lower easily to have to avoid workman's manual transport cutting knife and hot melt board.

Preferably, the two mounting frames are sliding frames; each sliding frame is connected with one power output end of the first driving part; the tool apron is fixedly connected with the supporting seat.

Through adopting above-mentioned technical scheme, order about two mounting brackets through first driver part and remove, treat the welded tube way drive in opposite directions with treating on two mounting brackets for two treat that welded tube way butt carries out the grinding at the both sides of cutting, withdraw the cutting knife again, order about two mounting brackets through first driver part treat that welded tube way butt carries out the hot melt welding in the both sides of hot melt board, have and treat the welded tube way convenient welded effect of removal simultaneously with both ends.

Preferably, one of the two mounting racks is a sliding rack, and the other mounting rack is a fixing rack; the sliding frame is connected with the power output end of the first driving part;

the first driving part is mounted on the support frame, a third driving part is further arranged on the support frame, and the tool apron is connected with a power output end of the third driving part and slides axially relative to the support seat under the action of the third driving part;

and the mounting frame is provided with a pressing device for locking the pipeline to be welded.

By adopting the technical scheme, one mounting rack is a sliding rack, the other mounting rack is a fixing rack, when the pipeline to be welded is cut, the sliding frame moves along the supporting seat under the action of the first driving part to drive the pipeline to be welded on the sliding frame and the tool apron to move towards one side of the fixed frame, so that the pipeline to be welded on the sliding frame and the pipeline to be welded on the fixed frame are abutted against the two sides of the cutting knife for cutting and grinding, after the cutting is finished, the cutting knife is retracted, the pipeline to be welded on the sliding frame is driven to move by the first driving part, the tool apron is driven to move on the supporting seat under the driving of the third driving part, the pipeline to be welded on the sliding frame and the pipeline to be welded on the fixing frame are abutted to two sides of the hot melting plate to be subjected to hot melting welding, and the effect of saving energy by driving the pipeline to be welded to move through the sliding frame to cut and weld is achieved.

Preferably, actuating mechanism include with treat welded pipe axial vertically lead screw one and lead screw two, lead screw one with on the outer wall of lead screw two all, threaded sleeve is equipped with the connecting seat, lead screw one with lead screw two in rotate and drive on the blade holder the connecting seat with treat welded pipe axial vertically direction removal, one the connecting seat with the cutting knife is connected, another the connecting seat with the hot melt board is connected, lead screw one with the rotation direction of lead screw two is opposite, lead screw one with lead screw two orders about two the connecting seat staggered movement, be provided with the restriction on the supporting seat connecting seat circumferential direction's locating part, be provided with on the cutting knife and clean the subassembly.

Through adopting above-mentioned technical scheme, drive mechanism orders about lead screw one and lead screw two and rotates around the blade holder, when the cutting knife butt between two PE pipes, the hot melt plate is located the one end that the support frame was kept away from to the blade holder, after the cutting finishes, rotate through lead screw one and lead screw two and withdraw the cutting knife, shift out the hot melt plate for the hot melt plate butt is in the port department of two PE pipes, support tight connection through the both ends hot melt with the PE pipe, manage the veneer with both ends PE and connect, have and carry out integrative welding, convenient operation to the PE pipe.

Preferably, the transmission mechanism comprises a transmission case, the transmission case is fixedly connected to the tool apron, a rotating rod parallel to the axis of the pipeline to be welded is connected to the transmission case in a rotating mode, two first bevel gears are fixedly arranged on the side wall of the rotating rod in a fixed mode, the first screw rods and the second screw rods face one ends in the transmission case and are fixedly connected with second bevel gears respectively, the first bevel gears are meshed with the second bevel gears, one ends of the rotating rods rotate to penetrate through the transmission case, and the extending ends of the rotating rods are connected with a second driving part.

Through adopting above-mentioned technical scheme, when carrying out the switching of cutting knife and hot melt board, drive the bull stick through second drive disk assembly and rotate, order about bevel gear on the bull stick and rotate, drive lead screw one and the two bevel gear meshing transmissions of the two tip of lead screw, drive cutting knife and the crisscross removal of hot melt board. Realize the cutting and the hot melt of PE pipe, be in the same place PE union coupling, have the effect that stable transmission ordered about cutting knife and hot melt plate and carry out alternate work.

Preferably, clean the subassembly including cleaning the case, the outer wall of cutting knife rotates and is connected with the drive ring, the drive ring with the up end fixed connection of connecting seat, clean case fixed connection in the drive ring is kept away from the one end of transmission case, it is connected with the worm to clean incasement vertical rotation, it is close to clean the case the both sides of PE pipe are rotated and are had the connecting rod, the connecting rod orientation clean incasement fixedly connected with worm wheel, the worm wheel with the worm meshing, the connecting rod orientation the one end of PE pipe is provided with the brush, the brush butt in the open end of PE pipe, the bottom fixedly connected with gear of worm, the up end fixedly connected with rack of guard box, the gear with rack toothing.

Through adopting above-mentioned technical scheme, after the cutting knife cuts the port of PE pipe, it drives the cutting knife through a removal of lead screw and puts aside the PE pipe, when the cutting knife removes along the protecting box, it orders about gear revolve under the meshing of gear and rack, thereby it rotates to drive the worm, thereby it rotates the open end sanitization with two PE pipes to drive the connecting rod through worm wheel and worm meshing drive the brush and order about the brush, it has the convenient condition emergence that PE pipe mouth of pipe cutting debris when avoiding PE pipe welding that PE pipe detains to have the inhomogeneous mouth of pipe deformation of debris that leads to being heated, it rotates to order about the brush an organic whole at the in-process that the cutting knife removed, order about brush work through same driving source, the effect of saving the energy consumption has.

Preferably, the third drive arrangement includes the drive plate, drive plate fixed connection in the carriage is close to on the vertical lateral wall of blade holder, the drive plate can the butt when being close to the protective housing removal in it is whole to drive the blade holder on the lateral wall of protective housing to the mount is close to, the up end of supporting seat is kept away from the one end of carriage is provided with the baffle, the baffle is located on the axis direction of transmission case, the baffle with be provided with the resilience piece between the transmission case, the resilience piece is used for ordering about the protective housing and resets.

Through adopting above-mentioned technical scheme, first driver part promotes the carriage and removes towards one side of mount, drives transmission case integrative the removal through drive plate butt protective housing, welds in integrative back at two PE pipe, moves away the mount with the carriage, rebounds through the rebound spare with transmission case and protective housing and resets at initial position, has the effect of the convenient operation of automatic re-setting.

Preferably, the resilience piece comprises a compression spring, one end of the compression spring is fixedly connected with the baffle, the other end of the compression spring is fixedly connected with a connecting plate, two sides of the connecting plate are hinged with supporting rods, the supporting rods are connected to the baffle in a sliding mode, and the connecting plate is abutted to the side wall of the transmission case.

Through adopting above-mentioned technical scheme, when first drive disk assembly promoted the carriage and removes, tighten up through compression spring, the bracing piece removes along the baffle, after the welding of PE pipe finishes, through the pneumatic cylinder return stroke, the transmission case resets under compression spring's resilience, has the effect of carrying out convenient reseing to the transmission case, through drive plate butt protective housing, when cutting and hot melt, promote the carriage through first drive disk assembly and order about cutting knife and hot melt board butt on the blade holder at the open end of two PE pipes.

Preferably, the pressing device comprises two semicircular pressing frames, one of the pressing frames is fixed on the mounting frame, and two ends of the pressing frame are detachably connected with the other pressing frame to clamp the pipeline to be welded.

By adopting the technical scheme, the installation frame is tightly abutted through the pressing frame, the PE pipe is installed on the installation frame, the operation is convenient, and the welding stability and the welding precision are improved.

In a second aspect, the present application provides a construction method, which adopts the following technical scheme:

a construction method, S1: the two PE pipes are clamped and installed on the fixing frame, and the two ends to be welded of the PE pipes are ground by using a cutting knife; s2, moving the cutter out, moving the hot melt plate between the two PE pipes to preheat at 25-40 ℃, and heating the hot melt plate to 200 ℃ for hot melt treatment; s3: and moving the hot melting plate out of the space between the two sections of PE pipes, driving the hydraulic cylinder to work to move the sliding frame towards the second sub-frame, and abutting and welding the two sections of PE pipes.

Through adopting above-mentioned technical scheme, the first step will be waited to weld the PE pipe and install the clamp tightly, and it is neat to cut the mouth of pipe through the cutting knife, and the second step carries out two orificial hot melt of PE pipe and handles, can avoid mouth of pipe direct heating to warp through preheating, and the third step supports tightly two PE pipes for two PE pipes of melting form support tightly and weld in an organic whole, have convenient operation to and integration welded effect.

In summary, the present application includes at least one of the following beneficial technical effects:

1. according to the paving device for the prefabricated HDPE linear drainage ditch, when the PE pipes are welded, two sections of PE pipes are placed on the mounting rack on the support frame, the PE pipes to be welded are fixed through the mounting rack, the cutting knife is driven to abut against the port openings of the two sections of PE pipes through the driving mechanism to grind the openings of the two sections of PE pipes to be welded flat, the hot melting plate is aligned to the interface of the two sections of PE pipes through the driving piece switching cutting knife to be subjected to hot melting, the mounting rack is pushed through the first driving part to enable the two sections of PE pipes to abut against and be glued, the two ends of the PE pipes are connected into a whole, the hot melting connection of the PE pipes is achieved, and the paving device has the effects that manual labor intensity is high and the production efficiency is low due to;

2. according to the paving device for the prefabricated HDPE linear drainage ditch, the transmission mechanism drives the first screw rod and the second screw rod to rotate around the cutter seats, when the cutting knife is abutted between the two PE pipes, the hot melting plate is located at one end, away from the support frame, of the cutter seats, after cutting is finished, the first screw rod and the second screw rod rotate to withdraw the cutting knife, the hot melting plate is moved out, the hot melting plate is abutted to the port positions of the two PE pipes, the two ends of the PE pipes are connected in a hot melting abutting mode, the two PE pipes are connected in a gluing mode, the PE pipes are integrally welded, and operation is convenient and fast;

3. according to the construction method, the PE pipes to be welded are installed and clamped in the first step, the pipe orifices are cut neatly by the cutting knife, the hot melting treatment of the pipe orifices of the two PE pipes is carried out in the second step, the pipe orifices can be prevented from being directly heated and deformed by preheating, and the two PE pipes are abutted in the third step, so that the two molten PE pipes are abutted and welded integrally, and the construction method has the effects of convenience in operation and integrated welding.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.

FIG. 2 is an axial cross-sectional view of the side wall of the shielding cage of FIG. 1.

Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.

Fig. 4 is a partial structure view of the sweeping box of fig. 1 in an axial section.

Fig. 5 is a schematic axial cross-section of the cutting burr of fig. 1.

Fig. 6 is an exploded view of the first embodiment.

Fig. 7 is a schematic view of the overall structure of the second embodiment.

In the figure, 1, a support seat; 11. braking the universal wheel; 12. a mounting frame; 121. a carriage; 122. a fixed mount; 123. a drive plate; 13. a hydraulic cylinder; 14. a cutting knife; 141. a drive ring; 142. a material receiving box; 15. a hot melt plate; 16. a slide rail; 17. a baffle plate; 18. a tool apron; 2. a drive mechanism; 21. a transmission case; 22. a first screw rod; 23. a second screw rod; 24. a connecting seat; 3. a transmission mechanism; 31. a rotating rod; 32. a first bevel gear; 33. a second bevel gear; 34. a stepping motor; 4. a limiting member; 41. a protective box; 411. a slider; 412. a guide groove; 42. a through hole; 43. a sealing strip; 5. a sweeping assembly; 51. cleaning the box; 52. a worm; 53. a worm gear; 54. a connecting rod; 55. mounting a plate; 56. a brush; 57. a gear; 58. a rack; 6. a resilient member; 61. a compression spring; 62. a connecting plate; 63. a support bar; 64. a chute; 7. a pressing device; 71. a pressing frame; 72. a screw; 73. a nut; 8. and (3) PE pipes.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

When welding, the PE pipe 8 is connected with the equipment on the mounting frame 12 through a control console through an electric wire, and the equipment on the mounting frame 12 works through the control console.

The first embodiment is as follows: the embodiment of the application discloses equipment of mating formation in prefabricated HDPE linear drainage ditch. Referring to fig. 1, the brake universal wheel comprises a supporting seat 1, four ends of the bottom end of the supporting seat 1 are provided with brake universal wheels 11, and the brake universal wheels 11 are made of metal materials. The supporting seat 1 is provided with a supporting frame for mounting the PE pipe 8, and the supporting frame comprises two mounting frames 12. One of the mounts 12 is a carriage 121, and the other mount 12 is a mount 122. The PE tube 8 abuts against the mounting frame 12. The mounting frame 12 is arranged on the guide rod fixed on the supporting seat 1 in a penetrating way. The guide rod is in a cylindrical tube shape and is made of a metal material. The sliding rack 121 moves along the guide bar and the supporting base 1. The supporting base 1 is provided with a first driving component for driving the sliding rack 121 to move, and the first driving component is a hydraulic cylinder 13 or an air cylinder. The hydraulic cylinder 13 is fixedly connected with the side wall of the sliding frame 121, and the other end of the hydraulic cylinder 13 is fixedly connected with the supporting seat 1. The hydraulic cylinder 13 moves the carriage 121 toward one end of the fixed frame 122. The supporting seat 1 is also provided with a tool apron 18. The tool apron 18 is connected with the supporting seat 1 in a sliding way. The cutter seat 18 is provided with a cutting knife 14 and a hot melt plate 15. The cutting knife 14 and the hot melt plate 15 move alternately under the action of the driving mechanism 2 to cut and weld the PE pipe 8. The mounting frame 12 is provided with a pressing device 7.

The technical scheme is applied as follows: when carrying out PE pipe 8 welding, on putting the butt frame on mounting bracket 12 through placing two sections PE pipe 8, through closing device 7 with two sections PE pipe 8 chucking on mounting bracket 12, order about cutting knife 14 through actuating mechanism 2 and grind the flat to two sections PE pipe 8's port, switch over cutting knife 14 through actuating mechanism 2 and trade hot melt plate 15 and carry out the hot melt to two sections PE pipe 8's kneck, promote PE pipe 8 on carriage 121 and the both sides butt hot melt of PE pipe 8 butt on hot melt plate 15 on mount 122 through pneumatic cylinder 13 promotion carriage 121, make two sections PE pipe 8 support tight veneer, connect both ends PE pipe 8 in an organic whole, realize that the hot melt of PE pipe 8 is connected.

Referring to fig. 1 and 2, the driving mechanism 2 includes a transmission case 21, the transmission case 21 is fixedly connected to meet the upper end of the tool apron 18, and the bottom end of the tool apron 18 is slidably connected to a guide rail welded to the supporting base 1. The section of the guide rail is trapezoidal, and the guide rail is made of metal materials. The shape of the transmission case 21 is square, and the material thereof is made of metal material. The side wall of the transmission case 21 is rotatably connected with a first screw rod 22 and a second screw rod 23, the rotating directions of the first screw rod 22 and the second screw rod 23 are opposite, and the first screw rod 22 and the screw rod rotate on the tool apron 18 in a direction perpendicular to the axial direction of the PE pipe 8 and in parallel. The outer walls of the first screw rod 22 and the second screw rod 23 are sleeved with a connecting seat 24 in a threaded manner. The shape of connecting seat 24 is square, and the material of connecting seat 24 adopts metal material. The connecting seat 24 is slidably connected along the upper end of the holder 18. A cutting blade 14 is mounted on a connecting seat 24. The shape of connecting seat 24 is T shape, and the material of connecting seat 24 adopts metal material. The cutting blade 14 is fixed to the coupling seat 24 by a driving ring 141. The melt plate 15 is mounted to another of the coupling holders 24 by a mounting ring. The supporting seat 1 is provided with a limiting part 4 for limiting the circumferential rotation of the connecting seat 24. The cleaning assembly 5 is arranged at one end of the transmission case 21 in the hole of the cutting knife 14.

The technical characteristics are applied as follows, the first screw rod 22 and the second screw rod 23 are driven to rotate around the transmission case 21 through the transmission mechanism 3, when the cutting knife 14 abuts between the two PE pipes 8, the hot melting plate 15 is located at one end of the transmission case 21, after cutting is finished, the cutting knife 14 is retracted through rotation of the first screw rod 22 and the second screw rod 23, the hot melting plate 15 is moved out, the hot melting plate 15 abuts against the port positions of the two PE pipes 8, the two ends of the PE pipes 8 are connected in a hot melting and abutting mode, and the PE pipes 8 at the two ends are connected in a gluing mode.

Referring to fig. 1 and 2, the transmission mechanism 3 is a rotating rod 31, the rotating rod 31 is in the shape of a cylindrical rod, and the rotating rod 31 is made of a metal material. The side wall of the rotating rod 31 is fixedly sleeved with a first bevel gear 32, and the first bevel gear 32 is made of a metal material. Two sets of bevel gears one 32 are provided. The first gear is meshed with a second bevel gear 33. And the material of the second bevel gear 33 is a metal material. Two sets of bevel gears two 33 are provided. One end of the rotating rod 31 close to the sliding frame 121 is rotatably arranged through the transmission case 21. The protruding end of the rotating rod 31 is rotated by the second driving part function. The second drive component is a stepper motor 34. The shaft end of the stepping motor 34 is welded integrally with the protruding end of the rotating rod 31.

The technical characteristics are applied as follows: when the cutting knife 14 and the hot melt plate 15 are switched, the external power supply of the stepping motor 34 works, the rotating rod 31 rotates to drive the first bevel gear 32 on the rotating rod 31 to rotate, the first screw rod 22 and the second bevel gear 33 at the end part of the second screw rod 23 are driven to be meshed and driven, and the cutting knife 14 and the hot melt plate 15 are driven to move in a staggered mode. Cutting and hot melting of the PE pipe 8 are realized, and the PE pipe 8 is connected together.

Referring to fig. 1 and 2, the holder 18 is provided with a stopper 4 for stopping the connection holder 24 in order to stop the connection holder 24. The limiting member 4 comprises a protection box 41, the protection box 41 is welded on the tool apron 18, the protection box 41 is square, and the protection box 41 is made of metal materials. The protective box 41 covers the outer walls of the first screw rod 22 and the second screw rod 23, and the first screw rod 22 and the second screw rod 23 are rotatably connected with the inner wall of the protective box 41. Through hole 42 is opened at the upper end of guard box 41, and connecting seat 24 passes through hole 42 and moves along through hole 42. A sealing strip 43 is fixedly connected to the inner wall of the opening end of the through hole 42. The shape of the seal strip 43 is square, and the material of the seal strip 43 is rubber material. On both sides of the drive ring 141 near the joint base 24, a magazine 142 is fixedly attached. The receiving box 142 is a square box with an open end, and the receiving box 142 is made of metal material.

Referring to fig. 4 and 5, cleaning assembly 5 includes a cleaning tank 51, and cleaning tank 51 is fixedly connected to an end of drive ring 141 remote from transmission case 21. A worm 52 is vertically and rotatably connected in the cleaning box 51, and the material of the worm 52 is metal material. The worm 52 is engaged with a worm wheel 53, and the material of the worm wheel 53 is a metal material. A connecting rod 54 rotatably penetrating the cleaning tank 51 is fixedly connected to a rotating shaft end of the worm wheel 53. The connecting rod 54 is in the shape of a cylindrical rod, and the connecting rod 54 is made of a metal material. One end of the connecting rod 54 extending out of the cleaning box 51 is adhered with a hairbrush 56 through a mounting plate 55, and the hairbrush 56 is made of cotton cloth. The bottom end of worm 52 is rotatably inserted through cleaning box 51 via a bearing. The end of the worm 52 that protrudes is welded coaxially to the end of a gear 57, which gear 57 engages with a toothed rack 58 on the protective housing 41. The material of the rack 58 is a metal material. The rack 58 is welded to the shield case 41.

The technical scheme is applied as follows: when the cutting knife 14 cuts, the gear 57 is engaged with the rack 58 through the gear 57, the gear 57 is driven to rotate, so that the worm 52 is driven to rotate, the worm wheel 53 is engaged with the worm 52, the connecting rod 54 is driven to rotate, the brush 56 is driven to rotate, and the cutting wastes at the pipe openings of the two PE pipes 8 are cleaned through the brush 56 at the two ends of the cleaning box 51.

Referring to fig. 1 and 5, the third driving part includes a driving plate 123. The drive plate 123 is welded to the vertical side wall of the mounting frame 12 at the end of the carriage 121 adjacent the shielding cage 41. The driving plate 123 is square, and the material of the driving plate 123 is a metal material. The drive plate 123 abuts on a side wall of the shield case 41. The protective box 41 is slidably connected to the support base 1 by a slider 411. The supporting base 1 is provided with a guide groove 412, and the slider 411 slides along the guide groove 412. The slider 411 is square, and the slider 411 is made of metal. A baffle 17 is welded on one side, close to the second branch frame, of the supporting seat 1, and a rebound part 6 is arranged on the baffle 17. When the transmission case 21 moves along the slide rail 16, the protection case 41 is resisted by the resilient member 6 on the baffle 17.

The technical scheme is applied as follows: when cutting and welding the PE pipe 8, the hydraulic cylinder 13 drives the sliding frame 121 to drive, the transmission case 21 and the protection case 41 are driven to integrally move to drive the cutting knife 14 and the hot melt plate 15 to move to abut against the opening end of the PE pipe 8, and after cutting and welding, the transmission case 21 is driven to reset to the initial position through the rebound piece 6.

Referring to fig. 1 and 2, the resilient member 6 includes a compression spring 61 and a connecting plate 62, and the connecting plate 62 abuts against a side wall of the transmission case 21 when the transmission case 21 moves. The shape of the connecting plate 62 is square, and the material of the connecting plate 62 is metal material. The compression spring 61 is welded between the connecting plate 62 and the baffle 17. Two sides of the connecting plate 62 are hinged with supporting rods 63. The support bar 63 is square, and the support bar 63 is made of metal. The baffle 17 is provided with a sliding groove 64, and the support rod 63 moves along the sliding groove 64.

The technical scheme is applied as follows: the transmission case 21 moves integrally with the protective case 41 under the abutting of the driving plate 123, when the transmission case 21 is close to the baffle 17, the impact force of the transmission case 21 is converted into elastic potential energy under the compression energy storage effect of the supporting rod 63 and the compression spring 61 through abutting against the baffle 17, and when the hydraulic cylinder 13 drives the sliding frame 121 to leave the fixed frame 122, the transmission case 21 is driven to return to the initial position under the release effect of the elastic potential energy of the compression spring 61.

Referring to fig. 1, the pressing device 7 is disposed on the abutting frame, and the pressing device 7 includes a pressing frame 71 abutting on the mounting frame 12. The shape of the pressing frame 71 is arc, and the material of the pressing frame 71 is metal material. The screw 72 is rotatably connected to both sides of the opening of the mounting frame 12. The screw 72 is in the form of a cylindrical rod with a helical thread. The side wall of the opening end of the pressing frame 71 is provided with a butt groove, the screw 72 is turned over and abutted in the butt groove, and the upper end of the screw 72 is in threaded connection with a nut 73 which is abutted against the upper end of the pressing frame 71. The nut 73 is in the shape of a hexagonal nut 73, and the nut 73 is made of a metal material.

The technical scheme is applied as follows: when the PE pipe 8 is mounted on the abutment frame, the screw 72 abuts against the abutment groove by rotating the screw 72, and the pressing frame 71 is inserted through the abutment groove, and the pressing frame 71 is connected integrally with the mounting frame 12 by the nut 73 abutting against the upper end of the pressing frame 71 under the screwing of the screw 73 and the screw 72, thereby pressing the PE pipe 8.

The utility model provides an implementation principle of equipment of mating formation of prefabricated HDPE linear drainage ditch is: when welding the PE pipe 8, through pressing from both sides two PE pipes 8 tightly on mounting bracket 12 through closing device 7, rotate through bull stick 31 and drive bevel gear 32 and rotate, it is integrative to rotate to mesh at bevel gear 32 and bevel gear two 33, it is integrative alternate movement to drive cutting knife 14 and hot melt plate 15 under the effect that the screw rod 22 is rotatory to opposite direction with screw rod two 23, when cutting knife 14 butt PE pipe 8 mouth of pipe, hot melt plate 15 is close to one side of transmission case 21, when hot melt plate 15 butt is at the PE pipe 8 mouth of pipe, cutting knife 14 is close to one side of transmission case 21, after the cutting hot melt, it drives carriage 121 towards mount 122 removal to drive two PE pipes 8 butt in an organic whole and welds to drive the carriage 121 through pneumatic cylinder 13.

Example two: referring to fig. 7, a point of difference between the second embodiment and the first embodiment lies in that two mounting frames 12 are sliding frames 121, the hydraulic cylinder 13 of the first driving component drives the two mounting frames 12 to move, the pipes to be welded on the two mounting frames 12 are driven in opposite directions, so that the two pipe butts to be welded are ground at two sides of cutting, the cutting knife 14 is retracted, the first driving component drives the two mounting frames 12 to be welded and the pipe butts to be welded are hot-melted on two sides of the hot-melting plate 15, at this time, the knife holder 18 is welded on the supporting seat 1, and the effect of facilitating welding by moving the pipes to be welded at two ends simultaneously is achieved.

The embodiment of the application also discloses a construction method, which comprises the following steps with reference to fig. 7:

s1: clamping and mounting two PE pipes 8 on a mounting frame 12, and grinding two ends to be welded of the PE pipes 8 by using a cutting knife 14;

s2, moving the cutting knife 14 out, moving the hot melt plate 15 between the two PE pipes 8, preheating the hot melt plate 15 to 25-40 ℃, and heating the hot melt plate 15 to 200 ℃ for hot melt treatment;

s3: the hot melt plate 15 is moved out between the two sections of PE pipes 8, and then the hydraulic cylinder 13 is driven to work to move the sliding frame 121 toward the fixed frame 122, so as to butt and weld the two sections of PE pipes 8.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a prefabricated HDPE linear drainage ditch equipment of mating formation which characterized in that includes:

the supporting seat (1) is used for providing support for all components of the equipment;

the supporting frame is arranged on the supporting seat (1) and comprises two mounting frames (12) used for mounting pipelines to be welded and a first driving part used for driving the mounting frames (12) to move, and at least one of the two mounting frames (12) can slide in the axial direction of the pipelines to be welded relative to the mounting frame (12) under the action of the first driving part so as to enable the end surfaces of the two pipelines to be welded to approach or separate;

the tool apron (18) is arranged on the supporting seat (1), a driving mechanism (2), a transmission mechanism (3) and a second driving part are arranged on the tool apron, the power input end of the driving mechanism (2) is connected with the transmission mechanism (3), and the power input end of the transmission mechanism (3) is connected with the second driving part;

cutting knife (14) and hot melt board (15), cutting knife (14) and hot melt board (15) with the output of drive mechanism (3) is connected respectively, can be located two in turn and wait to implement cutting and hot melt welding between the welded tube end surface.

2. The prefabricated HDPE linear drain paving apparatus of claim 1, wherein: the two mounting racks (12) are sliding racks (121); wherein each sliding frame (121) is connected with one power output end of the first driving part; the tool apron (18) is fixedly connected with the supporting seat (1).

3. The prefabricated HDPE linear drain paving apparatus of claim 1, wherein: one of the two mounting racks (12) is a sliding rack (121), and the other one is a fixing rack (122); wherein the sliding frame (121) is connected with the power output end of the first driving part;

the first driving part is arranged on the support frame, a third driving part is further arranged on the support frame, and the tool apron (18) is connected with a power output end of the third driving part and slides axially relative to the support base (1) under the action of the third driving part in the axial direction of the pipeline to be welded;

and at least two pressing devices (7) for locking the pipeline to be welded are arranged on the mounting rack (12).

4. The prefabricated HDPE linear drain paving device of claim 3, wherein: the driving mechanism (2) comprises a first screw rod (22) and a second screw rod (23) which are axially vertical to the pipeline to be welded, connecting seats (24) are sleeved on the outer walls of the first screw rod (22) and the second screw rod (23) in a threaded manner, the first screw rod (22) and the second screw rod (23) rotate on the tool apron (18) and drive the connecting seats (24) to move in the direction axially vertical to the pipeline to be welded, the first connecting seat (24) is connected with the cutting knife (14), the other connecting seat (24) is connected with the hot melting plate (15), the first screw rod (22) and the second screw rod (23) have opposite rotating directions, the first screw rod (22) and the second screw rod (23) drive the two connecting seats (24) to move in a staggered manner, and a limiting part (4) which limits the circumferential rotation of the connecting seats (24) is arranged on the supporting seat (1), the cutting knife (14) is provided with a cleaning assembly (5).

5. The prefabricated HDPE linear drain paving device according to claim 4, wherein: drive mechanism (3) include transmission case (21), transmission case (21) fixed connection in on blade holder (18), transmission case (21) internal rotation is connected with and treats parallel bull stick (31) of welded pipe axis, fixed cover is equipped with two bevel gear (32) on the lateral wall of bull stick (31), lead screw (22) with lead screw two (23) orientation one end difference fixedly connected with bevel gear two (33) in transmission case (21), bevel gear (32) with bevel gear two (33) meshing, the one end of bull stick (31) is rotated and is worn to establish transmission case (21), the second drive component is connected to the end that stretches out of bull stick (31).

6. The prefabricated HDPE linear drain paving device of claim 5, wherein: the cleaning assembly (5) comprises a cleaning box (51), the outer wall of the cutting knife (14) is rotatably connected with a driving ring (141), the driving ring (141) is fixedly connected with the upper end face of the connecting seat (24), the cleaning box (51) is fixedly connected with one end, far away from the transmission box (21), of the driving ring (141), a worm (52) is vertically and rotatably connected in the cleaning box (51), connecting rods (54) are rotatably arranged on two sides, close to the PE pipe (8), of the cleaning box (51), the connecting rods (54) face the cleaning box (51), worm wheels (53) are fixedly connected in the cleaning box (51), the worm wheels (53) are meshed with the worm (52), one end, facing the PE pipe (8), of each connecting rod (54) is provided with a brush (56), the brush (56) abuts against the opening end of the PE pipe (8), and the bottom end of the worm (52) is fixedly connected with a gear (57), a rack (58) is arranged above the cutter holder (18), and the gear (57) is meshed with the rack (58).

7. The prefabricated HDPE linear drain paving device of claim 5, wherein: the third driving device comprises a driving plate (123), the driving plate (123) is fixedly connected to the vertical side wall, close to the tool apron (18), of the sliding frame (121), the driving plate (123) can be abutted to the side wall of the protective box (41) when the driving plate is close to the protective box (41) to move, the tool apron (18) is driven to be integrally close to the fixing frame (122), the upper end face of the supporting seat (1) is far away from one end of the sliding frame (121) and is provided with a baffle (17), the baffle (17) is located in the axis direction of the transmission box (21), a rebound part (6) is arranged between the baffle (17) and the transmission box (21), and the rebound part (6) is used for driving the protective box (41) to reset.

8. The prefabricated HDPE linear drain paving apparatus of claim 7, wherein: rebound spare (6) include compression spring (61), compression spring (61) one end with baffle (17) fixed connection, compression spring (61) other end fixedly connected with connecting plate (62), the both sides of connecting plate (62) are articulated to have bracing piece (63), bracing piece (63) sliding connection in on baffle (17), connecting plate (62) butt in on the lateral wall of transmission case (21).

9. The prefabricated HDPE linear drain paving device of claim 3, wherein: the pressing device (7) comprises two semicircular pressing frames (71), one of the pressing frames (71) is fixed on the mounting frame (12), and two ends of the pressing frame (71) are detachably connected with the other pressing frame to clamp the pipeline to be welded.

10. The construction method of the prefabricated HDPE linear drainage ditch paving device as claimed in any one of claims 1 to 9, wherein: s1: clamping and mounting two PE pipes (8) on a fixing frame (122), and grinding two ends to be welded of the PE pipes (8) by using a cutting knife (14); s2, moving out the cutting knife (14), moving the hot melt plate (15) to a position between the two PE pipes (8), preheating the hot melt plate (15) to 25-40 ℃, and heating the hot melt plate (15) to 200 ℃ for hot melt treatment; s3: and moving the hot melting plate (15) out of the space between the two sections of PE pipes (8), driving the first driving part to work to move the sliding frame (121) towards the fixed frame (122), and abutting the two sections of PE pipes (8) to be welded against each other for welding.